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Lobelia siphilitica L.
Great Blue Lobelia
- State Rank: SX
- Global Rank: G5
- State Status: Potentially Extirpated
Habitat: Rich, low woods and swamps.
Range: Maine and western New England to Manitoba and Colorado, south to North Carolina and Texas.
Phenology: Flowers late August to September.
Synonyms: Represented in Maine and New England by var. siphilitica. No synonyms noted.
Known Distribution in Maine: This rare plant has been historically documented from a total of 3 town(s) in the following county(ies): Aroostook, Cumberland, Sagadahoc.